Merge 5c3adee95b into 54010c3653

Add a note that only `bootloader v0.9` is compatible

blog/content/edition-2/posts/02-minimal-rust-kernel/index.md

@@ -406,6 +406,8 @@ Instead of writing our own bootloader, which is a project on its own, we use the
 bootloader = "0.9"
 ```
 
+**Note:** This post is only compatible with `bootloader v0.9`. Newer versions use a different build system and will result in build errors when following this post.
+
 Adding the bootloader as a dependency is not enough to actually create a bootable disk image. The problem is that we need to link our kernel with the bootloader after compilation, but cargo has no support for [post-build scripts].
 
 [post-build scripts]: https://github.com/rust-lang/cargo/issues/545

scripts/create-book.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# create working dir
+rm -r book/
+mkdir book/
+
+# copy data to working dir
+cat ../blog/content/edition-2/posts/*/index.md > book/book.md
+find ../blog/content/edition-2/posts ! -name "*.md" -exec cp -t book/ {} +
+
+# remove zola metadata
+sed -i '/^+++/,/^+++/d' book/book.md
+# remove br in table in 06, pandoc handles the layout
+sed -i '/<br>/d' book/book.md
+# details/summary breaks epub layout
+sed -i '/^<details>/d' book/book.md
+sed -i '/^<\/details>/d' book/book.md
+sed -i '/^<summary>/d' book/book.md
+
+# special fix for linking to different folder
+sed -i 's|../paging-introduction/||g' book/book.md
+
+# go to work dir and create epub
+cd book/
+pandoc book.md -o "Writing an OS in Rust.epub" --metadata cover-image="../cover.png" --metadata title="Writing an OS in Rust"  --metadata author="Philipp Oppermann" --metadata description="This blog series creates a small operating system in the Rust programming language. Each post is a small tutorial and includes all needed code, so you can follow along if you like. The source code is also available in the corresponding Github repository."
+
+#clean up
+cd ..
+mv "book/Writing an OS in Rust.epub" .
+rm -rf book/